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anonymous

  • one year ago

which of the following is inversely proportional to the force between two electric point charges? A. the square of the distance between them B. the magnitude o f Charge 1 C. the magnitude of Charge 2 D. the distance between them

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  1. Michele_Laino
    • one year ago
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    hint: applying the Coulomb's law, we can write: \[\Large {r^2}F = K{Q_1}{Q_2}\]

  2. anonymous
    • one year ago
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    ok! what do we plug in?

  3. Michele_Laino
    • one year ago
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    we have to study the form of that expression only!

  4. anonymous
    • one year ago
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    ohh okay! what does that mean for this problem? :/

  5. Michele_Laino
    • one year ago
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    that expression means the square of the distance and the force F are inversely proportional each other

  6. anonymous
    • one year ago
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    ohhh so choice A?

  7. Michele_Laino
    • one year ago
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    yes! correct!

  8. anonymous
    • one year ago
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    yay!! okay last one!!:)

  9. Michele_Laino
    • one year ago
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    ok!

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